{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular*}{\hsize}{@{\hskip\tabcolsep\extracolsep\fill}l*{6}{c}}
\toprule
                           &\multicolumn{2}{c}{Democratic Vote}          &\multicolumn{2}{c}{Republican Vote}          &\multicolumn{2}{c}{Incumbent Vote}           \\\cmidrule(lr){2-3}\cmidrule(lr){4-5}\cmidrule(lr){6-7}
                           &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}&\multicolumn{1}{c}{(6)}\\
                           &\multicolumn{1}{c}{Model}&\multicolumn{1}{c}{Model}&\multicolumn{1}{c}{Model}&\multicolumn{1}{c}{Model}&\multicolumn{1}{c}{Model}&\multicolumn{1}{c}{Model}\\
\midrule
\emph{Panel: IV}           &                      &                      &                      &                      &                      &                      \\
Cumulative capacity (MW)   &        0.026\sym{*}  &                      &       -0.026\sym{*}  &                      &        0.024         &                      \\
                           &      (0.014)         &                      &      (0.014)         &                      &      (0.016)         &                      \\\addlinespace
Cumulative count           &                      &        0.046\sym{*}  &                      &       -0.046\sym{*}  &                      &        0.041         \\
                           &                      &      (0.024)         &                      &      (0.024)         &                      &      (0.027)         \\\addlinespace
Total population (thousand)&       -0.014         &       -0.014         &        0.014         &        0.014         &        0.054\sym{*}  &        0.055\sym{*}  \\
                           &      (0.029)         &      (0.029)         &      (0.029)         &      (0.029)         &      (0.031)         &      (0.031)         \\\addlinespace
White (\%)                 &      -28.099         &      -27.829         &       28.099         &       27.829         &       -7.256         &       -6.817         \\
                           &     (23.298)         &     (23.336)         &     (23.298)         &     (23.336)         &     (19.174)         &     (19.198)         \\\addlinespace
Median gross rent (\textdollar)&        0.032\sym{*}  &        0.032\sym{*}  &       -0.032\sym{*}  &       -0.032\sym{*}  &        0.015         &        0.015         \\
                           &      (0.017)         &      (0.017)         &      (0.017)         &      (0.017)         &      (0.018)         &      (0.018)         \\
\midrule
Observations               &          856         &          856         &          856         &          856         &          765         &          765         \\
Districts                  &          287         &          287         &          287         &          287         &          279         &          279         \\
\(R^{2}\)                  &         0.90         &         0.90         &         0.90         &         0.90         &         0.78         &         0.78         \\
\bottomrule
\multicolumn{7}{l}{\footnotesize \sym{*} \(p<0.10\), \sym{**} \(p<0.05\), \sym{***} \(p<0.01\)}\\
\end{tabular*}
}
